From 717457d8bb70ae6820bd13631b0d0d8d48cbd1c8 Mon Sep 17 00:00:00 2001
From: Owen Green <gungwho@gmail.com>
Date: Tue, 7 Apr 2020 15:55:17 +0100
Subject: [PATCH] Report unallocated buffers as non-existent and invalid

---
 include/SCBufferAdaptor.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/SCBufferAdaptor.hpp b/include/SCBufferAdaptor.hpp
index f424890..8cb2a4f 100644
--- a/include/SCBufferAdaptor.hpp
+++ b/include/SCBufferAdaptor.hpp
@@ -99,10 +99,10 @@ public:
   // knows about
   bool valid() const override
   {
-    return (mBuffer && mBufnum >= 0 && mBufnum < asSigned(mWorld->mNumSndBufs));
+    return (exists() && mBufnum >= 0 && mBufnum < asSigned(mWorld->mNumSndBufs));
   }
 
-  bool exists() const override { return true; }
+  bool exists() const override { return mBuffer && mBuffer->data; }
 
   FluidTensorView<float, 1> samps(index channel) override
   {